佛祖歷代通載 3.34

3.34

（甲子丁卯　三十）　衣入雞足山。俟慈氏下生。即周孝王五年丙辰歲也。

robe and entered Mount Kukkuṭapāda to await the descent and birth of the Benevolent One. This was the fifth year, bingchen, of King Xiao of Zhou.